The gear rolls on the fixed rack B. At the instant shown, the center O of the gear moves with a velocity of v_o = 6 m/s and acceleration of a_o = 3 m/s². Determine the angular acceleration of the gear and the horizontal and vertical components of acceleration of point A at this instant.

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0.6 m причи trrrrr A www при приличии Airst 0.3 m ao = 3 m/s² yo = 6 m/s B